Treasure Map

Ruins Archive: Engineering Log

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Treasure Map

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The "Submarine Engineering Acceptance Record" states that a four-story underwater structure was constructed in the target waters decades ago, equipped with independent power supply and closed circulation systems. The acceptance conclusion was "Structures intact, all systems operating normally, approved for use." The last page bears the seal of the Infrastructure Department, with no dismantling records. (High Risk) 4aa80Use to check treasure location

How to obtainObtained from Side Story Task

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Ruins Archive: Engineering Log

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